Home / 8,654,137.92-12,959,233.79-5,193,699.39

Finding the Fourth Proportional to 8,654,137.92, 12,959,233.79 and 5,193,699.39

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Solution

The fourth proportional to 8,654,137.92, 12,959,233.79 and 5,193,699.39 is: 7,777,362.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654,137.92 : 12,959,233.79 = 5,193,699.39 : x
  2. Step 2: Convert to fraction form
    8,654,137.92/12,959,233.79 = 5,193,699.39/x
  3. Step 3: Cross multiply
    8,654,137.92x = 12,959,233.79 × 5,193,699.39
  4. Step 4: Simplify right side
    8,654,137.92x = 67,306,364,629,990.38
  5. Step 5: Solve for x
    x = 67,306,364,629,990.38/8,654,137.92
  6. Step 6: Final answer
    x = 7,777,362.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.